package daima;

public class myclass22 {
    public int x;
    public myclass22(int y)
    {
        System.out.println("包daima，构造myclass22");
        x=y+10;
    }
    public static void main(String[] args)
      {
        myclass22 myObj=new myclass22(10);
        System.out.println(myObj.x);
      }
}//包daima，构造myclass22
//20
